Lookup of 54.81.159.129
IP address: 54.81.159.129
Address type: IPv4
Host or reverse DNS (rDNS): ec2-54-81-159-129.compute-1.amazonaws.com
Country: 
United States
54.81.159.129 does NOT belong to a private IP address block.
54.81.159.129 does NOT belong to a reserved IP address block.